diff --git a/src/FRTN35_lab1.jl b/src/FRTN35_lab1.jl
index dbbf96fa71bed61ae4bf5aba97d7459e76fa73ed..a253bcdd97f8d8e353f2666802fe51168b3bf9d2 100644
--- a/src/FRTN35_lab1.jl
+++ b/src/FRTN35_lab1.jl
@@ -1,4 +1,4 @@
-using BallAndBeam, ControlSystems, JLD, LabProcesses
+using BallAndBeam, ControlSystems, JLD, LabProcesses, Plots
 # @load "workspace.jld" # Run this command to restore a saved workspace
 
 Bias = 0.01                            # Change this if your process drifts over time
@@ -67,7 +67,7 @@ function prbs_experiment(;amplitude = 1, duration = 10)
         end
     end
     LabProcesses.finalize(P)
-    y,u,times
+    y,u
 end
 y,u = prbs_experiment(duration = 10, amplitude = 1)
 plot([u y])